Mixin Town is located in the northernmost part of Tongnan, on the bank of the Fuling River, across the river from Funshan District of Suining City and Heye Township of Pengxi County, and bordering on Yuxi Town and Guxi Town of the county, 47 kilometers away from the county town and 43 kilometers away from the central district of Suining City, with a total population of 31,000 people, a total area of 51.9 square kilometers, an arable land area of 24,253 acres, and the jurisdiction of 12 administrative villages, 1 street community committee, and 91 villagers' groups, it is the It is the northern window of Tongnan opening to the outside world.